78691207

素因数分解:

$7^2\times {\mathrm{47}}^2\times {\mathrm{727}}^1$

素因数の和:835

約数の個数: 18

約数和(自身を含む): 93656472

約数和(自身を除く): 14965265

約数列:

[1, 7, 47, 49, 329, 727, 2209, 2303, 5089, 15463, 34169, 35623, 108241, 239183, 1605943, 1674281, 11241601, 78691207]

約数ペア:

[(1, 78691207), (7, 11241601), (47, 1674281), (49, 1605943), (329, 239183), (727, 108241), (2209, 35623), (2303, 34169), (5089, 15463)]